Cushion device



FIG. 1 is a front perspective view of cushion device according to my new design;

FIG. 2 is top plan view of FIG. 1;

FIG. 3 is bottom plan view of FIG. 1;

FIG. 4 is a side elevation view of FIG. 1; and,

FIG. 5 is a cross-sectional view taken along lines 5-5 of FIG. 2. 

The ornamental design for a cushion device, as shown and described. 